<!DOCTYPE html>
<title>Verify that autoplaying Web Audio from a cross origin iframe is blocked by the autoplay policy</title>
<script src='../resources/testharness.js'></script>
<script src='../resources/testharnessreport.js'></script>
<body></body>
<script>
async_test(t => {
  // Setup the flags before the test is run.
  internals.settings.setAutoplayPolicy('document-user-activation-required');
  internals.runtimeFlags.autoplayIgnoresWebAudioEnabled = false;

  window.addEventListener('message', t.step_func(e => {
    switch (e.data.msg) {
      case 'initialState':
      case 'initialOfflineState':
      case 'afterResume':
      case 'afterOscillator':
      case 'stateOtherContextAfterClick':
      case 'stateOtherContextAfterSecondClick':
        assert_equals(e.data.value, 'suspended', e.data.msg);
        break;
      case 'stateAfterClick':
      case 'stateCreatedAfterClick':
        assert_equals(e.data.value, 'running', e.data.msg);
        break;
      case 'done':
        t.done();
        break;
      default:
        assert_unreached();
    }
  }));

  var f = document.createElement('iframe');
  f.src = 'http://localhost:8000/webaudio/resources/autoplay-crossorigin-iframe.html';
  document.body.appendChild(f);
});
</script>
